About activator

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Issue
14

Activation & Object Model Enhancement

We'd like to buy and use OEM Licenses. However, our object model gets enhanced at runtime (using JEnhancer directly) and not at compile time so we can not "sign" our object model at compile time though we are unable (and don't want) to activate each oem instance so we'd need a solution
Forum
14

locks on pure query activities

activity that holds such locks more than expected (the stack traces above only show waiting for locks rather than holding locks). hgzwicker
Issue
14

Generating new activation code gives 500 server error

Trying to generate a new activation code using our site license key gives a 500 error every time. Code generated using version 2.7.4_04 and openjdk 1.8.0_171. There was a problem, thank you for this report. Please try again now. spiffy
Result
14

ObjectDB Object Database Features

. Persistence is set using JPA/JDO annotations (e.g. @Entity, @Id, @Index). Transparent activation (no activation depth) - objects are retrieved from the database automatically by navigating from ... Automatic object versioning (can be injected to a @Version field). Optimistic locking (always active
Manual
14

CRUD Database Operations with JPA

) require an active transaction. In the example above, every Point object is first constructed as ... a managed object (usually by retrieval) and invoke the remove method within the context of an active ... a managed entity object (e.g. by retrieval) and modify it within an active transaction: em
Manual
14

DELETE Queries in JPA/JPQL

the entity objects into an EntityManager. Removing these objects from the EntityManager within an active ... queries can only be executed within an active transaction and the changes are visible to other users ... (); A TransactionRequiredException is thrown if no transaction is active. On success - the executeUpdate method
Manual
14

UPDATE SET Queries in JPA/JPQL

objects into an EntityManager. Updating the relevant entity object fields within an active transaction ... queries can only be executed within an active transaction and the changes are visible to other users ... (); A TransactionRequiredException is thrown if no transaction is active. On success - the executeUpdate
Manual
14

Locking in JPA

. A TransactionRequiredException is thrown if there is no active transaction when lock is called because explicit locking requires an active transaction. A LockTimeoutException is thrown if the requested pessimistic lock ... rollback). ObjectDB supports also releasing a lock explicitly while the transaction is active, as
Manual
14

UPDATE SET Queries in JPA/JPQL [2011-11-22]

objects into an EntityManager. Updating the relevant entity object fields within an active transaction ... queries can only be executed within an active transaction and the changes are visible to other users ... (); A TransactionRequiredException is thrown if no transaction is active. On success - the executeUpdate
Manual
14

Deleting JPA Entity Objects

from the database it has to first be retrieved (no matter which way) and then in an active ... . A TransactionRequiredException is thrown if there is no active transaction when remove is called because operations that modify the database require an active transaction. Cascading Remove Marking a reference field